Science

Thursday, 13 November 2025
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Aurora
Australians prefer to use the more accessible term - "southern lights" instead of Aurora Australis.
Large Magellanic Cloud
It contains approximately 60 globular clusters, 700 open clusters, and 400 planetary nebulae.
Ganymede
Ganymede's tectonic activity may have occurred in the past, but it does not occur at present.
Snow
Snow is formed from the finest droplets of over-cooled water in clouds.
These droplets attach themselves to nuclei of crystallization, which can be, for example, dust parti ...
lava
Theoretically, magma can only be studied after it has become lava.
However, in situ magma has been encountered in geothermal drilling on three occasions - twice in Iceland and once in Hawaii.
Brain
Involving your brain in activities that involve solving logical problems reduces the likelihood of developing dementia by approximately 63%.
For health reasons, you should therefore perform as many tasks as possible involving the brain. Read ...
Moon
The moon was formed about 4527 billion years ago, or about 30 to 50 million years after the formation of the solar system.
Deimos
Deimos was discovered by American astronomer Asaph Hall on August 12, 1877, through a telescope at the US Naval Observatory.
It was not discovered accidentally, the astronomer conducted observations precisely to find the planet's natural satellites.
Anorexia Nervosa
Anorexia is considered a disease of psychological origin.
The sufferer is usually found to have malnutrition of various degrees, with secondary hormonal and metabolic changes and dysfunction.
Tears
Basal tears production drops with age.
Especially common for women, it is a result of hormonal changes after menopause.